Retractable block heater cord



FIG. 1 is a perspective view of the retractable block heater cord embodying the design of the present invention.

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a perspective view of the retractable block heater cord in use.

The broken line showing of environment is for illustrative purposes only and forms no part of the claimed design. 

I claim the ornamental design for a retractable block heater cord, as shown and described. 